CN108200218A - A kind of method, apparatus and electronic equipment for realizing load balancing - Google Patents
A kind of method, apparatus and electronic equipment for realizing load balancing Download PDFInfo
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- CN108200218A CN108200218A CN201810193187.XA CN201810193187A CN108200218A CN 108200218 A CN108200218 A CN 108200218A CN 201810193187 A CN201810193187 A CN 201810193187A CN 108200218 A CN108200218 A CN 108200218A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1001—Protocols in which an application is distributed across nodes in the network for accessing one among a plurality of replicated servers
- H04L67/1004—Server selection for load balancing
- H04L67/1023—Server selection for load balancing based on a hash applied to IP addresses or costs
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1001—Protocols in which an application is distributed across nodes in the network for accessing one among a plurality of replicated servers
- H04L67/1004—Server selection for load balancing
- H04L67/1008—Server selection for load balancing based on parameters of servers, e.g. available memory or workload
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
- H04L67/148—Migration or transfer of sessions
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- Computer Networks & Wireless Communication (AREA)
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- General Engineering & Computer Science (AREA)
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Abstract
An embodiment of the present invention provides a kind of method, apparatus and electronic equipment for realizing load balancing, belong to computer realm.The present invention is by receiving the login request message of server to be reached the standard grade, then the free time of the data connection in server cluster between each server and each client is obtained, then in data connection, determine that free time is more than the candidate data connection of predetermined threshold value, further according to preset migration strategy, target data connection is determined in candidate data connection, finally by target data connection migration to server to be reached the standard grade.It, can be in time by the load migration in servers other in server cluster to server to be reached the standard grade, so as to the load of balanced each server when the server reached the standard grade comes into operation using method provided by the invention.
Description
Technical field
The present invention relates to computer realm, more particularly to a kind of method, apparatus and electronic equipment for realizing load balancing.
Background technology
In network communications, multiple servers are generally comprised in server cluster, for the load of balanced each server, led to
It often needs to use load equalizer.Load equalizer can be distributed to the network request of client available in server cluster
On server, with the load of this balanced each server.
At present, typically when client and server establish data connection, load equalizer is calculated by preset scheduling
Method (for example, polling dispatching algorithm and minimum connection dispatching algorithm), chooses the server for meeting the algorithm, then by client with
The server establishes data connection.However, when the server for needing to be reached the standard grade in server cluster comes into operation, for example, in order to
The total capacity of expansion service device cluster and when adding server or when the server of offline repair is reached the standard grade again, load balancing
Device can not be by the load migration in servers other in server cluster to server to be reached the standard grade by existing dispatching algorithm
In.
It during due to just coming into operation wait the server reached the standard grade, does not load in server to be reached the standard grade, particularly connects long
It connects in scene, for example, in RPC (Remote Procedure Call, remote procedure call) connection scenes, causes to take in this way
The load of each server does not reach balanced state in business device cluster.
Invention content
The embodiment of the present invention is designed to provide a kind of method, apparatus and electronic equipment for realizing load balancing, can be with
In time by the load migration in servers other in server cluster to server to be reached the standard grade, so as to balanced each server
Load.Specific technical solution is as follows：
In a first aspect, a kind of method for realizing load balancing is provided, the method includes：
Receive the login request message that server to be reached the standard grade is sent；
Obtain the free time of the data connection in server cluster between each server and each client；
In the data connection, determine that free time is more than the candidate data connection of predetermined threshold value；
According to preset migration strategy, target data connection is determined in candidate data connection；
By the target data connection migration to the server to be reached the standard grade.
Optionally, it is described according to preset migration strategy, target data connection, packet are determined in candidate data connection
It includes：
The total number and the candidate data that the data connection of corresponding each server is connected according to the candidate data connect
The total number of corresponding each server and server to be reached the standard grade is connect, calculates average data linking number；
Determine that the candidate data connects the target data connection in corresponding each server respectively, the target data connects
The total number connect is equal to the average data linking number.
Optionally, it is described according to preset migration strategy, target data connection, packet are determined in candidate data connection
It includes：
The total data flow that corresponding each server is connected according to the candidate data connects correspondence with the candidate data
Each server and server to be reached the standard grade total number, calculate average data flow；
Determine that the candidate data connects the target data connection in corresponding each server respectively, the target data connects
Corresponding total data flow is connect equal to the average data flow.
Optionally, it is described by after the target data connection migration to the server to be reached the standard grade, it further includes：
Corresponding client is connected to the target data and the server previously connected sends reconnection instruction, so that described
Target data connects corresponding client and establishes data connection with the server to be reached the standard grade.
Optionally, it after the login request message for receiving server to be reached the standard grade, further includes：
Registration probe message is sent to the server to be reached the standard grade, is returned if receiving the server to be reached the standard grade
Registration reply message, then perform the sky of data connection between each server and each client in the acquisition server cluster
The step of between idle；
If not receiving the registration reply message that the server to be reached the standard grade returns, terminate this location registration process.
Second aspect, provides a kind of device for realizing load balancing, and described device includes：
Receiving module, for receiving the login request message that server to be reached the standard grade is sent；
Acquisition module, during for obtaining the free time of the data connection in server cluster between each server and each client
Between；
First determining module, in the data connection, determining that free time is more than the candidate data of predetermined threshold value
Connection；
Second determining module, for according to preset migration strategy, target data to be determined in candidate data connection
Connection；
Transferring module, for by the target data connection migration to the server to be reached the standard grade.
Optionally, second determining module, including：
First computing module, for connecting the total number of the data connection of corresponding each server according to the candidate data
The total number of corresponding each server and server to be reached the standard grade is connected with the candidate data, calculates average data connection number
Mesh；
Third determining module connects for determining that the candidate data connects the target data in corresponding each server respectively
It connects, the total number of the target data connection is equal to the average data linking number.
Optionally, second determining module, including：
First computing module, for connecting the total data flow of corresponding each server and described according to the candidate data
Candidate data connects the total number of corresponding each server and server to be reached the standard grade, and calculates average data flow；
4th determining module connects for determining that the candidate data connects the target data in corresponding each server respectively
It connects, the target data connects corresponding total data flow and is equal to the average data flow.
Optionally, the transferring module, is additionally operable to：
Corresponding client is connected to the target data and the server previously connected sends reconnection instruction, so that described
Target data connects corresponding client and establishes data connection with the server to be reached the standard grade.
Optionally, the receiving module, is additionally operable to：
Registration probe message is sent to the server to be reached the standard grade, is returned if receiving the server to be reached the standard grade
Registration reply message, then perform the sky of data connection between each server and each client in the acquisition server cluster
The step of between idle；
If not receiving the registration reply message that the server to be reached the standard grade returns, terminate this location registration process.
The third aspect, provides a kind of electronic equipment, the electronic equipment include processor, communication interface, memory and
Communication bus, wherein, the processor, the communication interface, the memory is completed mutual by the communication bus
Communication；
The memory, for storing computer program；
The processor during for performing the program stored on the memory, is realized described in above-mentioned first aspect
Any method and step for realizing load balancing.
Fourth aspect, in order to achieve the above object, the embodiment of the invention also discloses a kind of computer readable storage medium,
The computer readable storage medium memory contains computer program, when the computer program is executed by processor, realizes such as
The method and step of realization load balancing described in above-mentioned first aspect.
An embodiment of the present invention provides a kind of method, apparatus and electronic equipment for realizing load balancing, can receive and treat
Then the login request message of the server of line obtains the data connection in server cluster between each server and each client
Free time, then in data connection, determine that free time is more than the candidate data of predetermined threshold value and connects, further according to default
Migration strategy, target data connection is determined in candidate data connection, finally by target data connection migration to be reached the standard grade
Server.It, can be in time by server cluster when the server reached the standard grade comes into operation using method provided by the invention
In load migration in other servers to server to be reached the standard grade, so as to the load of balanced each server.The embodiment of the present invention
The method of offer can be adapted in long connection scene.Certainly, it implements any of the products of the present invention or method is not necessarily required to together
When reach all the above advantage.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described.
Fig. 1 is a kind of method flow diagram for realizing load balancing provided in an embodiment of the present invention；
Fig. 2 is a kind of apparatus structure schematic diagram for realizing load balancing provided in an embodiment of the present invention；
Fig. 3 is the structure diagram of a kind of electronic equipment provided in an embodiment of the present invention.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is described.
The embodiment of the invention discloses a kind of method, apparatus and electronic equipment for realizing load balancing, the embodiment of the present invention
Executive agent can be load equalizer, be described in detail separately below.
As shown in FIG. 1, FIG. 1 is a kind of method flow diagram for realizing load balancing of the embodiment of the present invention, including walking as follows
Suddenly：
Step 101, the login request message that server to be reached the standard grade is sent is received.
In force, technical staff can add service for the total capacity of expansion service device cluster in server cluster
It after device or the offline repair of certain server, can reach the standard grade again, at this moment, these servers to be reached the standard grade can be to load equalizer
Login request message is sent, the IP (Internet for the server for needing to be reached the standard grade can be carried in login request message
Protocol, Internet protocol) information such as address and service port number.Load equalizer can receive server hair to be reached the standard grade
The login request message sent, then parses login request message, obtains IP address and the service of server to be reached the standard grade
The information such as port numbers.
Step 102, the free time of the data connection in server cluster between each server and each client is obtained.
Wherein, free time refers to that data connection is kept for connected state, and the period of non-transmission services data.
In force, the server in server cluster and client are before business data transmission is carried out, it usually needs
Data connection is established by load equalizer and client.During data connection and business data transmission is established, load
Balanced device has the function of transfer.After the completion of data connection foundation, server can send business datum to load equalizer,
Then these business datums are transmitted to client by load equalizer.When there is no business to need to transmit between client and server
When, the data connection originally established may remain in interior holding connected state of preset period, this period is properly termed as
Free time.Load equalizer can obtain the number of the data connection between each server and each client in server cluster
The free time of mesh and each data connection.
Step 103, in data connection, determine that free time is more than the candidate data connection of predetermined threshold value.
In force, the free time of each data connection can be compared by load equalizer with predetermined threshold value, obtain
Free time is more than the data connection (being properly termed as candidate data connection) of predetermined threshold value.
Step 104, according to preset migration strategy, target data connection is determined in candidate data connection.
In force, migration strategy can be prestored in load equalizer, for example, preset according to data connection number
Migration strategy, alternatively, according to the preset migration strategy of data traffic.Load equalizer can be counted according to preset migration strategy
A transfer parameter (for example, average data linking number or average data flow) is calculated, then according to the original of load balancing
Then, the server for first determining load more than transfer parameter and including candidate data connection, then by the time in these servers
Data connection is selected to migrate to server to be reached the standard grade, until the load of server that band is reached the standard grade is equal or close to transfer parameter, quilt
The data connection of migration is target data connection.
Step 105, by target data connection migration to server to be reached the standard grade.
In force, load equalizer can be with the data connection of migration server, after target data connection is determined, can be with
By target data connection migration to server to be reached the standard grade, so as to the load of each server in equalization server cluster.
Optionally, load equalizer can connect the total number of the data connection of corresponding each server according to candidate data
The total number of corresponding each server and server to be reached the standard grade is connected with candidate data, calculates average data linking number, so
Determine that candidate data connects the target data connection in corresponding each server respectively afterwards.
Wherein, the total number of target data connection is equal to average data linking number.
In force, load equalizer can first calculate average data linking number, then determine target data connection number
Mesh.For example, the number that candidate data connects corresponding server is 5, the data connection number of every server is 10000
A, the number of server to be reached the standard grade is 1, then average data linking number is 10000*5/6 ≈ 8334；Then, it bears
It carries balanced device and the sum for determining that target data connects, and target data connects in corresponding 5 servers is then connected from candidate data
Mesh is equal or close to 8334, so as to which the data that candidate data is made to connect corresponding 5 servers and 1 server to be reached the standard grade connect
The number connect is all close to 8334, the i.e. purpose of realization load balancing.
In scheme provided in an embodiment of the present invention, realize that load is equal by the number of the data connection of balanced each server
Weighing apparatus can improve the rate for completing load balancing in this way.
Optionally, load equalizer can connect total data flow and the candidate of corresponding each server according to candidate data
The total number of the corresponding each server of data connection and server to be reached the standard grade calculates average data flow, then determines respectively
Candidate data connects the target data connection in corresponding each server, wherein, target data connects corresponding total data flow
Equal to average data flow.
In force, load equalizer can obtain the data traffic that candidate data connects corresponding each server, then
The total number of corresponding each server and server to be reached the standard grade is connected according to total data flow and candidate data, calculates average
According to flow.For example, the number that candidate data connects corresponding server is 5, the data traffic of every server is
10000bps (bits per second, bits per second), the number of server to be reached the standard grade is 1, then average data flow
For 10000*5/6 ≈ 8334bps；Then, load equalizer then connects from candidate data and target is determined in corresponding 5 servers
Data connection, target data connects corresponding total data flow equal or close to 8334bps, so as to correspond to candidate data connection
5 servers and to be reached the standard grade 1 server data traffic all close to 8334bps, that is, realize the purpose of load balancing.
In scheme provided in an embodiment of the present invention, load balancing is realized by the data traffic of balanced each server, this
Sample can improve the load of more accurate each server of equilibrium.
Optionally, load equalizer, can also be to target by after target data connection migration to server to be reached the standard grade
The corresponding client of data connection and the server previously connected send reconnection instruction, so that target data connects corresponding client
It holds and server to be reached the standard grade establishes data connection.
In force, load equalizer, can also be to mesh by after target data connection migration to server to be reached the standard grade
The corresponding client of mark data connection and the server previously connected send reconnection instruction (i.e. reset (resetting) request message),
Inform that target data connects corresponding client and the server previously connected disconnects previous data connection with this.Then, it bears
Carrying balanced device makes the client re-establish data connection with server to be reached the standard grade, and server to be reached the standard grade can pass through the number
Corresponding client is connected to target data send business datum according to connection.
In scheme provided in an embodiment of the present invention, load equalizer can be connected to target data corresponding client and
Server to be reached the standard grade sends reconnection instruction, be used to ensure the data connection before transmission services data in this way it has been established that from
And improve the safety of transmission services data.
Optionally, load equalizer, can also be on treating after the login request message for receiving server to be reached the standard grade
The server of line sends registration probe message, if receiving the registration reply message that server to be reached the standard grade returns, performs
The step of obtaining the free time of the data connection in server cluster between each server and each client；If it does not receive
The registration reply message that server to be reached the standard grade returns, then terminate this location registration process.
In force, load equalizer is after the login request message for receiving server to be reached the standard grade, can also be to treating
The server reached the standard grade sends registration probe message, and whether the port that registration probe message can detect server to be reached the standard grade is beaten
It opens, if the port of server to be reached the standard grade has already turned on, sends registration reply to load equalizer if server to be reached the standard grade
Message after load equalizer receives registration reply message, then performs and obtains each server and each client in server cluster
The step of free time of data connection between end；If server to be reached the standard grade is faulty or port is not switched on, treat
The server of line then will not send registration reply message to load equalizer, and load equalizer is not receiving registration reply message
When, then terminate this location registration process.
In scheme provided in an embodiment of the present invention, load equalizer first judges to treat before migration target data connection
The server of line whether normal operation, when determining wait the server normal operation reached the standard grade, just migrates target data connection, in this way
The safety of migrating data connection can be improved.
An embodiment of the present invention provides a kind of methods for realizing load balancing, can receive the registration of server to be reached the standard grade
Then request message obtains the free time of the data connection in server cluster between each server and each client, then
In data connection, determine that free time is more than the candidate data connection of predetermined threshold value, further according to preset migration strategy, waiting
It selects and target data connection is determined in data connection, finally by target data connection migration to server to be reached the standard grade.Using this hair
The method of bright offer, can in time will be in servers other in server cluster when the server reached the standard grade comes into operation
Load migration to server to be reached the standard grade, so as to the load of balanced each server.
Based on identical technical concept, corresponding to embodiment of the method shown in Fig. 1, the embodiment of the present invention additionally provides a kind of reality
The device of existing load balancing, as shown in Fig. 2, the device includes：
Receiving module 201, for receiving the login request message that server to be reached the standard grade is sent；
Acquisition module 202, for obtaining the sky of the data connection in server cluster between each server and each client
Between idle；
First determining module 203, in the data connection, determining that free time is more than the candidate number of predetermined threshold value
According to connection；
Second determining module 204, for according to preset migration strategy, number of targets to be determined in candidate data connection
According to connection；
Transferring module 205, for by the target data connection migration to the server to be reached the standard grade.
Optionally, second determining module, including：
First computing module, for connecting the total number of the data connection of corresponding each server according to the candidate data
The total number of corresponding each server and server to be reached the standard grade is connected with the candidate data, calculates average data connection number
Mesh；
Third determining module connects for determining that the candidate data connects the target data in corresponding each server respectively
It connects, the total number of the target data connection is equal to the average data linking number.
In scheme provided in an embodiment of the present invention, realize that load is equal by the number of the data connection of balanced each server
Weighing apparatus can improve the rate for completing load balancing in this way.
Optionally, second determining module, including：
First computing module, for connecting the total data flow of corresponding each server and described according to the candidate data
Candidate data connects the total number of corresponding each server and server to be reached the standard grade, and calculates average data flow；
4th determining module connects for determining that the candidate data connects the target data in corresponding each server respectively
It connects, the target data connects corresponding total data flow and is equal to the average data flow.
In scheme provided in an embodiment of the present invention, load balancing is realized by the data traffic of balanced each server, this
Sample can improve the load of more accurate each server of equilibrium.
Optionally, the transferring module, is additionally operable to：
Corresponding client is connected to the target data and the server previously connected sends reconnection instruction, so that described
Target data connects corresponding client and establishes data connection with the server to be reached the standard grade.
In scheme provided in an embodiment of the present invention, load equalizer can be connected to target data corresponding client and
Server to be reached the standard grade sends reconnection instruction, be used to ensure the data connection before transmission services data in this way it has been established that from
And improve the safety of transmission services data.
Optionally, the receiving module, is additionally operable to：
Registration probe message is sent to the server to be reached the standard grade, is returned if receiving the server to be reached the standard grade
Registration reply message, then perform the sky of data connection between each server and each client in the acquisition server cluster
The step of between idle；
If not receiving the registration reply message that the server to be reached the standard grade returns, terminate this location registration process.
In scheme provided in an embodiment of the present invention, load equalizer first judges to treat before migration target data connection
The server of line whether normal operation, when determining wait the server normal operation reached the standard grade, just migrates target data connection, in this way
The safety of migrating data connection can be improved.
An embodiment of the present invention provides a kind of devices for realizing load balancing, can receive the registration of server to be reached the standard grade
Then request message obtains the free time of the data connection in server cluster between each server and each client, then
In data connection, determine that free time is more than the candidate data connection of predetermined threshold value, further according to preset migration strategy, waiting
It selects and target data connection is determined in data connection, finally by target data connection migration to server to be reached the standard grade.Using this hair
The method of bright offer, can in time will be in servers other in server cluster when the server reached the standard grade comes into operation
Load migration to server to be reached the standard grade, so as to the load of balanced each server.
The embodiment of the present invention additionally provides a kind of electronic equipment, as shown in figure 3, including processor 301, communication interface 302,
Memory 303 and communication bus 304, wherein, processor 301, communication interface 302, memory 303 is complete by communication bus 304
Into mutual communication,
Memory 303, for storing computer program；
Processor 301 during for performing the program stored on memory 303, realizes reality provided in an embodiment of the present invention
The method of existing load balancing.
Specifically, the method for above-mentioned realization load balancing, including：
Receive the login request message that server to be reached the standard grade is sent；
Obtain the free time of the data connection in server cluster between each server and each client；
In the data connection, determine that free time is more than the candidate data connection of predetermined threshold value；
According to preset migration strategy, target data connection is determined in candidate data connection；
By the target data connection migration to the server to be reached the standard grade.
It should be noted that other realization methods of the method for above-mentioned realization load balancing and preceding method embodiment part
Identical, which is not described herein again.
The communication bus of above-mentioned electronic equipment can be Peripheral Component Interconnect standard (Peripheral Component
Interconnect, abbreviation PCI) bus or expanding the industrial standard structure (Extended Industry Standard
Architecture, abbreviation EISA) bus etc..The communication bus can be divided into address bus, data/address bus, controlling bus etc..
For ease of representing, only represented in figure with a thick line, it is not intended that an only bus or a type of bus.
Communication interface is for the communication between above-mentioned electronic equipment and other equipment.
Memory can include random access memory (Random Access Memory, abbreviation RAM), can also include
Nonvolatile memory (non-volatile memory), for example, at least a magnetic disk storage.Optionally, memory may be used also
To be at least one storage device for being located remotely from aforementioned processor.
Above-mentioned processor can be general processor, including central processing unit (Central Processing Unit,
Abbreviation CPU), network processing unit (Network Processor, abbreviation NP) etc.；It can also be digital signal processor
(Digital Signal Processing, abbreviation DSP), application-specific integrated circuit (Application Specific
Integrated Circuit, abbreviation ASIC), field programmable gate array (Field Programmable Gate Array,
Abbreviation FPGA) either other programmable logic device, discrete gate or transistor logic, discrete hardware components.
In another embodiment provided by the invention, a kind of computer readable storage medium is additionally provided, which can
It reads to be stored with instruction in storage medium, when run on a computer so that computer performs any institute in above-described embodiment
The method of realization load balancing stated.
In another embodiment provided by the invention, a kind of computer program product for including instruction is additionally provided, when it
When running on computers so that the method that computer performs any realization load balancing in above-described embodiment.
In the above-described embodiments, can come wholly or partly by software, hardware, firmware or its arbitrary combination real
It is existing.When implemented in software, it can entirely or partly realize in the form of a computer program product.The computer program
Product includes one or more computer instructions.When loading on computers and performing the computer program instructions, all or
It partly generates according to the flow or function described in the embodiment of the present invention.The computer can be all-purpose computer, special meter
Calculation machine, computer network or other programmable devices.The computer instruction can be stored in computer readable storage medium
In or from a computer readable storage medium to another computer readable storage medium transmit, for example, the computer
Instruction can pass through wired (such as coaxial cable, optical fiber, number from a web-site, computer, server or data center
User's line (DSL)) or wireless (such as infrared, wireless, microwave etc.) mode to another web-site, computer, server or
Data center is transmitted.The computer readable storage medium can be any usable medium that computer can access or
It is the data storage devices such as server, the data center integrated comprising one or more usable mediums.The usable medium can be with
It is magnetic medium, (for example, floppy disk, hard disk, tape), optical medium (for example, DVD) or semiconductor medium (such as solid state disk
Solid State Disk (SSD)) etc..
An embodiment of the present invention provides a kind of method, apparatus and electronic equipment for realizing load balancing, can receive and treat
Then the login request message of the server of line obtains the data connection in server cluster between each server and each client
Free time, then in data connection, determine that free time is more than the candidate data of predetermined threshold value and connects, further according to default
Migration strategy, target data connection is determined in candidate data connection, finally by target data connection migration to be reached the standard grade
Server.It, can be in time by server cluster when the server reached the standard grade comes into operation using method provided by the invention
In load migration in other servers to server to be reached the standard grade, so as to the load of balanced each server.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any this practical relationship or sequence.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those
Element, but also including other elements that are not explicitly listed or further include as this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
Also there are other identical elements in process, method, article or equipment including the element.
Each embodiment in this specification is described using relevant mode, identical similar portion between each embodiment
Point just to refer each other, and the highlights of each of the examples are difference from other examples.Especially for system reality
For applying example, since it is substantially similar to embodiment of the method, so description is fairly simple, related part is referring to embodiment of the method
Part explanation.
Claims (11)
- A kind of 1. method for realizing load balancing, which is characterized in that the method includes：Receive the login request message that server to be reached the standard grade is sent；Obtain the free time of the data connection in server cluster between each server and each client；In the data connection, determine that free time is more than the candidate data connection of predetermined threshold value；According to preset migration strategy, target data connection is determined in candidate data connection；By the target data connection migration to the server to be reached the standard grade.
- 2. according to the method described in claim 1, it is characterized in that, described according to preset migration strategy, in the candidate number It is connected according to target data determining in connection, including：The total number that the data connection of corresponding each server is connected according to the candidate data connects pair with the candidate data The total number of each server answered and server to be reached the standard grade calculates average data linking number；Determine that the candidate data connects the target data connection in corresponding each server respectively, the target data connection Total number is equal to the average data linking number.
- 3. according to the method described in claim 1, it is characterized in that, described according to preset migration strategy, in the candidate number It is connected according to target data determining in connection, including：According to the candidate data connect the total data flow of corresponding each server connect with the candidate data it is corresponding respectively The total number of server and server to be reached the standard grade calculates average data flow；Determine that the candidate data connects the target data connection in corresponding each server, the target data connection pair respectively The total data flow answered is equal to the average data flow.
- 4. according to the method described in claim 1, it is characterized in that, described will be on the target data connection migration to described treat After the server of line, further include：Corresponding client is connected to the target data and the server previously connected sends reconnection instruction, so that the target The corresponding client of data connection establishes data connection with the server to be reached the standard grade.
- 5. the according to the method described in claim 1, it is characterized in that, login request message for receiving server to be reached the standard grade Later, it further includes：Registration probe message is sent to the server to be reached the standard grade, if receiving the note that the server to be reached the standard grade returns Volume response message, then when performing the free time of data connection between each server and each client in the acquisition server cluster Between the step of；If not receiving the registration reply message that the server to be reached the standard grade returns, terminate this location registration process.
- 6. a kind of device for realizing load balancing, which is characterized in that described device includes：Receiving module, for receiving the login request message that server to be reached the standard grade is sent；Acquisition module, for obtaining the free time of the data connection in server cluster between each server and each client；First determining module, in the data connection, determining that free time is more than the candidate data connection of predetermined threshold value；Second determining module, for according to preset migration strategy, target data connection to be determined in candidate data connection；Transferring module, for by the target data connection migration to the server to be reached the standard grade.
- 7. device according to claim 6, which is characterized in that second determining module, including：First computing module, for connecting the total number of the data connection of corresponding each server and institute according to the candidate data The total number that candidate data connects corresponding each server and server to be reached the standard grade is stated, calculates average data linking number；Third determining module, for determining that the candidate data connects the target data connection in corresponding each server respectively, The total number of the target data connection is equal to the average data linking number.
- 8. device according to claim 6, which is characterized in that second determining module, including：First computing module, for connecting the total data flow of corresponding each server and the candidate according to the candidate data The total number of the corresponding each server of data connection and server to be reached the standard grade calculates average data flow；4th determining module, for determining that the candidate data connects the target data connection in corresponding each server respectively, The target data connects corresponding total data flow and is equal to the average data flow.
- 9. device according to claim 6, which is characterized in that the transferring module is additionally operable to：Corresponding client is connected to the target data and the server previously connected sends reconnection instruction, so that the target The corresponding client of data connection establishes data connection with the server to be reached the standard grade.
- 10. device according to claim 6, which is characterized in that the receiving module is additionally operable to：Registration probe message is sent to the server to be reached the standard grade, if receiving the note that the server to be reached the standard grade returns Volume response message, then when performing the free time of data connection between each server and each client in the acquisition server cluster Between the step of；If not receiving the registration reply message that the server to be reached the standard grade returns, terminate this location registration process.
- 11. a kind of electronic equipment, which is characterized in that it is total that the electronic equipment includes processor, communication interface, memory and communication Line, wherein, the processor, the communication interface, the memory passes through the communication bus and completes mutual communication；The memory, for storing computer program；The processor during for performing the program stored on the memory, realizes any sides of claim 1-5 Method step.
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